Results 111 to 120 of about 4,944 (206)

Geochemical Data of Scaglia Bianca Chert from Central Italy for Provenance Studies

open access: yesJournal of Open Archaeology Data
This work presents the first geochemical characterization data of Scaglia Bianca Fm chert from Central Italy. The dataset is part of the chert reference collection (SiliROck) of Sapienza, University of Rome, and includes 110 chert samples collected from ...
Elena Carletti   +5 more
doaj   +1 more source

New edition of Eurachem/CITAC guide on measurement uncertainty arising from sampling [PDF]

open access: yes, 2020
The second edition of the Eurachem/CITAC Guide on measurement uncertainty arising from sampling (UfS) has recently been published [1]. It has been updated to explain how several new research ideas can be used to improve the way that we estimate and ...
Ramsey, Michael H
core  

Improvement of Spatial Modeling of Cr, Pb, Cd, As and Ni in Soil Based on Portable X-ray Fluorescence (PXRF) and Geostatistics: A Case Study in East China [PDF]

open access: gold, 2019
Fang Xia   +9 more
openalex   +1 more source

Portable X-ray fluorescence (pXRF) applications in tropical Soil Science

open access: yesCiência e Agrotecnologia
The X-ray fluorescence (XRF) is an analytical technique for determination of elemental composition of different materials. In soils, the XRF has many pedological, environmental and agronomic applications, mainly after the emergence of portable equipments
Bruno Teixeira Ribeiro   +3 more
doaj   +1 more source

Evaluation of total protein, peroxidase, and nutrients measured by pXRF for the determination of tissue rejuvenation/reinvigoration of Eucalyptus microcorys [PDF]

open access: hybrid, 2023
Júlio Cézar Tannure Faria   +8 more
openalex   +1 more source

First discovery of charcoal-based prehistoric cave art in Dordogne. [PDF]

open access: yesSci Rep, 2023
Reiche I   +3 more
europepmc   +1 more source

pXRF assessment of new magmatic fertility indicators in the Macquarie Arc [PDF]

open access: bronze, 2019
Tristan Wells   +4 more
openalex   +1 more source

The Lord-Collins Site (MAS# 3.12): A Late Pleistocene Human Use of Southeastern Maine, USA [PDF]

open access: yes, 2013
Field report on test excavations of a possible Late Pleistocene locality.British ...
Bradley, Bruce A.
core  

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